Home / 4,974,587.87-6,864,850.85-2,799,129.76

Finding the Fourth Proportional to 4,974,587.87, 6,864,850.85 and 2,799,129.76

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Solution

The fourth proportional to 4,974,587.87, 6,864,850.85 and 2,799,129.76 is: 3,862,753.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974,587.87 : 6,864,850.85 = 2,799,129.76 : x
  2. Step 2: Convert to fraction form
    4,974,587.87/6,864,850.85 = 2,799,129.76/x
  3. Step 3: Cross multiply
    4,974,587.87x = 6,864,850.85 × 2,799,129.76
  4. Step 4: Simplify right side
    4,974,587.87x = 19,215,608,281,038.52
  5. Step 5: Solve for x
    x = 19,215,608,281,038.52/4,974,587.87
  6. Step 6: Final answer
    x = 3,862,753.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.